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VERSATILE COMPOUND OFFERING INTERESTING POSSIBIUTIES AS A CHEMICAL INTERMEDIATE

fcEACTlOHS * SuÎDstitutions can be made in the imino and car-

borayl groups· Φ Fission of the ring is possible with mineral acids

ancl dilate alkali solutions. ·* Mono- and di-N-halogen derivatives are secured

by nalogenation. · • Reactions with formaldehyde yield a variety of

compounds, including methylol derivatives and a eerâes of resins varying from viscous, oily liquids to liard, brittle, transparent solids. These resins aret soluble in water, yielding low viscosity solu­tionis which dry to hard, glossy films·

AVAILABLE DERIVATIVES

In addition to dimethyl hydantoin, development quantities of the following are available from D u Pont: MON0METHYL0L DIMETHYL HYDANTOIN (MDMH) DIMETHYL HYDANTOIN-FORMAIDEHYDE RESIN (DMH-F)

PROPERTIES

Appearance. . .White, crystalline solid

Odor None

Molecular Weight 128.1 3

Melting Point 178°C

Solubilities

Water 11.5% at 10°C

13.5% at20°C

16.5% at30°C

Organic Solvents. ..Soluble in ethanol, diethyl ether, ethyl acetate. Insoluble in hydrocarbons and trichlorethylene.

A REQUIS T on your company letterhead will Bring: technical bulletins and price information. Write t o E- I, d u Font de Nemours & Co. (Inc.)» Electro· chemdeole Department, Field Research Section, Wil· ming-ton 96, Delaware.

OUPONT

V O L U M E 3 0, N O . 45 . N O V E M B E R 10, 1 9 5 2 470W

NOW AVAILABLE

IN

DIMETHYL HYDANTOIN